/Engine/Source/Runtime/CoreUObject/Public/UObject/UObjectBaseUtility.h
Walks up the list of outers until it finds the top-level one that isn't a package. Will return null if called on a package
Walks up the list of outers until it finds the top-level one that isn't a package. Will return null if called on a package
outermost non-null, non-package Outer.
[UObject](API\Runtime\CoreUObject\UObject\UObject) * GetOutermostObject() const